src/shared/components/home/instances.tsx

   1 import { setIsoData } from "@utils/app";
   2 import { RouteDataResponse } from "@utils/types";
   3 import { Component } from "inferno";
   4 import {
   5   GetFederatedInstancesResponse,
   6   GetSiteResponse,
   7   Instance,
   8 } from "lemmy-js-client";
   9 import { relTags } from "../../config";
  10 import { InitialFetchRequest } from "../../interfaces";
  11 import { FirstLoadService, I18NextService } from "../../services";
  12 import { HttpService, RequestState } from "../../services/HttpService";
  13 import { HtmlTags } from "../common/html-tags";
  14 import { Spinner } from "../common/icon";
  15
  16 type InstancesData = RouteDataResponse<{
  17   federatedInstancesResponse: GetFederatedInstancesResponse;
  18 }>;
  19
  20 interface InstancesState {
  21   instancesRes: RequestState<GetFederatedInstancesResponse>;
  22   siteRes: GetSiteResponse;
  23   isIsomorphic: boolean;
  24 }
  25
  26 export class Instances extends Component<any, InstancesState> {
  27   private isoData = setIsoData<InstancesData>(this.context);
  28   state: InstancesState = {
  29     instancesRes: { state: "empty" },
  30     siteRes: this.isoData.site_res,
  31     isIsomorphic: false,
  32   };
  33
  34   constructor(props: any, context: any) {
  35     super(props, context);
  36
  37     // Only fetch the data if coming from another route
  38     if (FirstLoadService.isFirstLoad) {
  39       this.state = {
  40         ...this.state,
  41         instancesRes: this.isoData.routeData.federatedInstancesResponse,
  42         isIsomorphic: true,
  43       };
  44     }
  45   }
  46
  47   async componentDidMount() {
  48     if (!this.state.isIsomorphic) {
  49       await this.fetchInstances();
  50     }
  51   }
  52
  53   async fetchInstances() {
  54     this.setState({
  55       instancesRes: { state: "loading" },
  56     });
  57
  58     this.setState({
  59       instancesRes: await HttpService.client.getFederatedInstances({}),
  60     });
  61   }
  62
  63   static async fetchInitialData({
  64     client,
  65   }: InitialFetchRequest): Promise<InstancesData> {
  66     return {
  67       federatedInstancesResponse: await client.getFederatedInstances({}),
  68     };
  69   }
  70
  71   get documentTitle(): string {
  72     return `${I18NextService.i18n.t("instances")} - ${
  73       this.state.siteRes.site_view.site.name
  74     }`;
  75   }
  76
  77   renderInstances() {
  78     switch (this.state.instancesRes.state) {
  79       case "loading":
  80         return (
  81           <h5>
  82             <Spinner large />
  83           </h5>
  84         );
  85       case "success": {
  86         const instances = this.state.instancesRes.data.federated_instances;
  87         return instances ? (
  88           <div className="row">
  89             <div className="col-md-6">
  90               <h5>{I18NextService.i18n.t("linked_instances")}</h5>
  91               {this.itemList(instances.linked)}
  92             </div>
  93             {instances.allowed && instances.allowed.length > 0 && (
  94               <div className="col-md-6">
  95                 <h5>{I18NextService.i18n.t("allowed_instances")}</h5>
  96                 {this.itemList(instances.allowed)}
  97               </div>
  98             )}
  99             {instances.blocked && instances.blocked.length > 0 && (
 100               <div className="col-md-6">
 101                 <h5>{I18NextService.i18n.t("blocked_instances")}</h5>
 102                 {this.itemList(instances.blocked)}
 103               </div>
 104             )}
 105           </div>
 106         ) : (
 107           <></>
 108         );
 109       }
 110     }
 111   }
 112
 113   render() {
 114     return (
 115       <div className="home-instances container-lg">
 116         <HtmlTags
 117           title={this.documentTitle}
 118           path={this.context.router.route.match.url}
 119         />
 120         {this.renderInstances()}
 121       </div>
 122     );
 123   }
 124
 125   itemList(items: Instance[]) {
 126     return items.length > 0 ? (
 127       <div className="table-responsive">
 128         <table id="instances_table" className="table table-sm table-hover">
 129           <thead className="pointer">
 130             <tr>
 131               <th>{I18NextService.i18n.t("name")}</th>
 132               <th>{I18NextService.i18n.t("software")}</th>
 133               <th>{I18NextService.i18n.t("version")}</th>
 134             </tr>
 135           </thead>
 136           <tbody>
 137             {items.map(i => (
 138               <tr key={i.domain}>
 139                 <td>
 140                   <a href={`https://${i.domain}`} rel={relTags}>
 141                     {i.domain}
 142                   </a>
 143                 </td>
 144                 <td>{i.software}</td>
 145                 <td>{i.version}</td>
 146               </tr>
 147             ))}
 148           </tbody>
 149         </table>
 150       </div>
 151     ) : (
 152       <div>{I18NextService.i18n.t("none_found")}</div>
 153     );
 154   }
 155 }